<template>
    <div class="matchground">
        <div class="row">
            <div class="col-4">
                <div class="user-photo">
                    <img :src="$store.state.user.photo" alt="">
                </div>
                <div class="user-username">
                    {{ $store.state.user.username }}
                </div>
            </div>
            <div class="col-4">
                <div class="user-select-bot">
                    <select v-model="select_bot" class="form-select" aria-label="Default select example"> <!-- v-model：下面option中的value取值是多少，select就是多少 -->
                        <option value="-1" selected>亲自上阵</option>
                        <option v-for="bot in bots" :key="bot.id" :value="bot.id">
                            {{bot.title}}
                        </option> <!-- 绑定信息前面要加冒号 -->
                    </select>
                </div>
            </div>
            <div class="col-4">
                <div class="user-photo">
                    <img :src="$store.state.pk.opponent_photo" alt="">
                </div>
                <div class="user-username">
                    {{ $store.state.pk.opponent_username }}
                </div>
            </div>
            <div class="col-12" style="text-align: center; padding-top: 15vh;"  >
                <button @click="click_match_btn" type="button" class="btn btn-warning bt-lg" style="width:100px;" >{{match_btn_info}}</button>
            </div>
        </div>
    </div>
    </template>
    
    
<script>
import { ref } from "vue";
import { useStore } from "vuex";
import $ from 'jquery';

export default{
    setup() {
        const store = useStore();
        let match_btn_info = ref("开始匹配");
        let bots = ref([]);
        let select_bot = ref("-1");

        const click_match_btn = () => {
            if (match_btn_info.value === "开始匹配") {
                match_btn_info.value = "取消匹配";
                store.state.pk.socket.send(JSON.stringify({ // 像后端发送请求，后端在onMessage中接受请求
                    event: "start-matching",
                    bot_id: select_bot.value,

                })) // 像后端发送请求
            } else {
                match_btn_info.value = "开始匹配";
                store.state.pk.socket.send(JSON.stringify({
                    event: "stop-matching",
            }));
        }
    }

        const refresh_bots = () => {
                $.ajax({
                    url: "https://app2141.acapp.acwing.com.cn/api/user/bot/getlist/",
                    type: "get",
                    headers: { // 除了token, register其他要验证身份的都需要加
                        Authorization: "Bearer " + store.state.user.token,
                    },
                    success(resp) {
                        bots.value = resp;
                    }
                })
            }

            refresh_bots(); // 从云端动态获取bots

        return {
            match_btn_info,
            click_match_btn,
            bots,
            select_bot,
        };
    }
}
</script>
    
<style scoped>

div.user-select-bot {
    padding-top: 20vh;
}

div.user-select-bot > select {
    width: 60%;
    margin: 0 auto;
}
div.matchground{
    width: 60vw;
    height: 70vh;
    margin: 40px auto;
    background-color: rgb(50, 50, 50, 0.5);
}

div.user-photo{
    text-align: center;
    padding-top: 10vh;
}
div.user-photo > img {
    border-radius: 50%;
    width: 20vh;
}

div.user-username {
    text-align: center;
    font-size: 24px;
    font-weight: bolder;
    color: white;
    padding-top: 2vh;
}
</style>
    
    